# Copyright (c) 2020, Pavlo Bashynskyi (@levonet) <levonet@gmail.com>
# GNU General Public License v3.0+ (see LICENSES/GPL-3.0-or-later.txt or https://www.gnu.org/licenses/gpl-3.0.txt)
# SPDX-License-Identifier: GPL-3.0-or-later

from __future__ import annotations

from unittest.mock import patch, MagicMock
from ansible_collections.community.general.plugins.modules import redis_info
from ansible_collections.community.internal_test_tools.tests.unit.plugins.modules.utils import (
    AnsibleExitJson,
    AnsibleFailJson,
    ModuleTestCase,
    set_module_args,
)


class FakeRedisClient(MagicMock):
    def ping(self):
        pass

    def info(self):
        return {"redis_version": "999.999.999"}


class FakeRedisClientFail(MagicMock):
    def ping(self):
        raise Exception("Test Error")

    def info(self):
        pass


class TestRedisInfoModule(ModuleTestCase):
    def setUp(self):
        super().setUp()
        redis_info.HAS_REDIS_PACKAGE = True
        self.module = redis_info

    def tearDown(self):
        super().tearDown()

    def patch_redis_client(self, **kwds):
        return patch(
            "ansible_collections.community.general.plugins.modules.redis_info.redis_client", autospec=True, **kwds
        )

    def test_without_parameters(self):
        """Test without parameters"""
        with self.patch_redis_client(side_effect=FakeRedisClient) as redis_client:
            with self.assertRaises(AnsibleExitJson) as result:
                with set_module_args({}):
                    self.module.main()
            self.assertEqual(redis_client.call_count, 1)
            self.assertEqual(
                redis_client.call_args,
                (
                    {
                        "host": "localhost",
                        "port": 6379,
                        "password": None,
                        "ssl": False,
                        "ssl_ca_certs": None,
                        "ssl_certfile": None,
                        "ssl_keyfile": None,
                        "ssl_cert_reqs": "required",
                    },
                ),
            )
            self.assertEqual(result.exception.args[0]["info"]["redis_version"], "999.999.999")

    def test_with_parameters(self):
        """Test with all parameters"""
        with self.patch_redis_client(side_effect=FakeRedisClient) as redis_client:
            with self.assertRaises(AnsibleExitJson) as result:
                with set_module_args({"login_host": "test", "login_port": 1234, "login_password": "PASS"}):
                    self.module.main()
            self.assertEqual(redis_client.call_count, 1)
            self.assertEqual(
                redis_client.call_args,
                (
                    {
                        "host": "test",
                        "port": 1234,
                        "password": "PASS",
                        "ssl": False,
                        "ssl_ca_certs": None,
                        "ssl_certfile": None,
                        "ssl_keyfile": None,
                        "ssl_cert_reqs": "required",
                    },
                ),
            )
            self.assertEqual(result.exception.args[0]["info"]["redis_version"], "999.999.999")

    def test_with_tls_parameters(self):
        """Test with tls parameters"""
        with self.patch_redis_client(side_effect=FakeRedisClient) as redis_client:
            with self.assertRaises(AnsibleExitJson) as result:
                with set_module_args(
                    {
                        "login_host": "test",
                        "login_port": 1234,
                        "login_password": "PASS",
                        "tls": True,
                        "ca_certs": "/etc/ssl/ca.pem",
                        "client_cert_file": "/etc/ssl/client.pem",
                        "client_key_file": "/etc/ssl/client.key",
                        "validate_certs": False,
                    }
                ):
                    self.module.main()
            self.assertEqual(redis_client.call_count, 1)
            self.assertEqual(
                redis_client.call_args,
                (
                    {
                        "host": "test",
                        "port": 1234,
                        "password": "PASS",
                        "ssl": True,
                        "ssl_ca_certs": "/etc/ssl/ca.pem",
                        "ssl_certfile": "/etc/ssl/client.pem",
                        "ssl_keyfile": "/etc/ssl/client.key",
                        "ssl_cert_reqs": None,
                    },
                ),
            )
            self.assertEqual(result.exception.args[0]["info"]["redis_version"], "999.999.999")

    def test_with_fail_client(self):
        """Test failure message"""
        with self.patch_redis_client(side_effect=FakeRedisClientFail) as redis_client:
            with self.assertRaises(AnsibleFailJson) as result:
                with set_module_args({}):
                    self.module.main()
            self.assertEqual(redis_client.call_count, 1)
            self.assertEqual(result.exception.args[0]["msg"], "unable to connect to database: Test Error")
